Abstract: A wetland system has a wetland structure and a wastewater treatment device. The wetland structure has several planting areas surrounded by hoardings, several planting frames arranged in the hoardings, growing substrates provided in the planting frames, and wetland plants growing on the growing substrates. The wastewater treatment device has a bar screen, a regulating tank, a hydrolysis acidification tank, a contact oxidation tank, an MBR membrane tank, and a clean water tank that are in communication with each other in sequence of waterflow and arranged underground. The bar screen is provided with several bars therein, a lift pump is connected between the regulating tank and the hydrolysis acidification tank, a drainage pump is provided between the MBR membrane tank and the clean water tan. The planting area is connected to the bar screen via pipelines, and the clean water tank is connected to the planting area via pipelines.

Abstract: A catch basin system includes a first conduit, a second conduit, a basin, and an access port. The first and second conduits are spaced-apart and are aligned along a first axis. The basin is disposed between the first and second conduits. The basin extends downward from the first and second conduits. The access port is aligned along a second axis, is disposed above the basin, is disposed between the first and second conduits, and extends upward from the first and second conduits. The access port is configured to provide access to the basin.

Abstract: A module that is useful for receiving stormwater when buried in permeable media comprises a base from which a plurality of columns extends upwardly, to support two or more different-elevation horizontal plates. Each plate has a plurality of holes, through each of which a column extends. The plates are secured to the columns at their respective elevations by self-acting engaging means comprising a latch, e.g. a peg extending radially from the column, and a mating receiver, e.g., an elastically deflectable plate having a hole that receives the peg. The angular orientation around the column of the self-acting engaging means varies with the plate elevation, so that for example, the first plate is only engageable at the first elevation and the second plate is only engageable at the second elevation. A module is assembled by lifting or lowering each plate along the column lengths until the plate becomes automatically engaged at the particular plate's predetermined elevation.

Abstract: A stormwater capture housing system is designed to reduce greenhouse gas emissions by filtering solid waste from stormwater flow in roadways, transportation facilities, and pavement, while maintaining an optimal flow rate and enabling safe accessibility with minimal to no impact due to animal entrapment. The system comprises a housing unit with surface grates that enable stormwater and solid waste to drain from the roadway into a sub-grade capture area formed by a screen weir and a screen box, including a wildlife escape structure in the capture area that provides a pathway out of the unit. The screen box collects solid waste while filtering water into a clean water area. The screen weir filters solid waste while allowing for overflow. There is a filled grating configuration at the top surface that allows for stormwater to drain, also enabling access to the internal components of the housing system.

Abstract: A plastic leaching chamber is provided and includes a chamber substrate constructed from a PET material and having opposing side base flanges which lie in a horizontal plane and extend lengthwise along the chamber substrate. The chamber substrate includes opposing sidewalls extending upwardly from each of the opposing side base flanges to a top of the chamber substrate and includes a lengthwise center plane which is perpendicular to the horizontal plane. The opposing sidewalls define a plurality of leaching openings having at least one tab slot opening located proximate thereto, and a plurality of louver articles constructed from at least one of a PE and a PP material. Each of the louver articles include a tab which is configured to engage a tab slot opening to securely associate the plurality of louver articles with the chamber substrate to cover the at least one leach opening.

Abstract: A distributed utility system includes water source supply lines capable of being placed in fluid communication with a separate water source, water discharge lines capable of being placed in fluid communication with a separate water discharge destination, a water source and destination control manifold to allow selected water source supply lines to be placed in fluid communication with selected water discharge lines, and a storm water collection and distribution system. The storm water system includes a storm water collection conduit and a collected storm water discharge line in fluid communication with the storm water collection conduit, and the storm water discharge line can be placed in fluid communication with the plurality of water discharge lines via the control manifold.

Abstract: Structures for housing a filtration media for the removal and/or solidifying of synthetic ester-based fluids from liquids are provided. The structures disclosed include: a stormwater insert container for installation within a storm drain designed for intake of high volumes of water; an angling filter plug mounting structure and pre-filter basket for a flush installation on a planar floor, such that the filtration media rests beneath the floor and releases filtered liquids into a drainage area; a trench filtration assembly for installation into a trench below surface level, such that the unfiltered liquid passes through the trench and a trench box disposed within the trench filtration assembly prior to passing through the filtration media into a drainage area; and a liner box assembly for installation over an opening made in a non-permeable liner for purposes of pre-filtering contaminated liquids as it flows through the liner box and subsequently the filtration media.

Abstract: Structures for housing a filtration media for the removal and/or solidifying of synthetic ester-based fluids from liquids are provided. The structures disclosed include: a stormwater insert container for installation within a storm drain designed for intake of high volumes of water; an angling filter plug mounting structure and pre-filter basket for a flush installation on a planar floor, such that the filtration media rests beneath the floor and releases filtered liquids into a drainage area; a trench filtration assembly for installation into a trench below surface level, such that the unfiltered liquid passes through the trench and a trench box disposed within the trench filtration assembly prior to passing through the filtration media into a drainage area; and a liner box assembly for installation over an opening made in a non-permeable liner for purposes of pre-filtering contaminated liquids as it flows through the liner box and subsequently the filtration media.

Abstract: A fluid reaction tank is provided having an inlet vortex tube for receiving fluid having suspended solids therein and to impart a vortex motion on the fluid flowing therethrough into a reactor housing having one or more cartridges containing a flocculant composition. The cartridges can have perforated inner sidewalls to allow contact of fluid with the composition. The cartridges can further have vortex forming ridges therein to impart or to maintain the vortex motion of the fluid flowing through the fluid reaction tank.

Abstract: A Tylorrhynchus-rice symbiotic comprehensive planting and breeding method mainly based on tylorrhynchus proliferation is provided. The planting method includes: paddy field selection; field layout, wherein an inlet pipe and a drainage pipe controlled by an inlet control assembly and a drainage control assembly, respectively, are provided in the paddy field, and said inlet pipe is provided with an intercepting net for intercepting pest predators; soil preparation and fertilization; stocking of Tylorrhynchuss and seedlings; management of Tylorrhynchus proliferation; rice planting; field management; water level control; rice harvesting; Tylorrhynchus capturing. A comprehensive breeding mode of symbiosis between Tylorrhynchuss and rice is provided.

Abstract: A method, system, and apparatus directed to an innovative approach for the treatment of stormwater utilizing hydrodynamic separator assembly designed to maximize flow movement for more efficient sediment removal and maximize clearance space within assembly to facilitate cleaning and increase storage capacity of trash, debris, and sediment. In particular, the described hydrodynamic separator is an improvement over other hydrodynamic separators known in the art with the inclusion of one or more down pipes which siphon water from the lower portion of the sump chamber. The inclusion of down pipes allows for an improved control of the velocity of the water flow through the device by distributing flow into more than one path.

Abstract: The invention relates to a drainage-body unit having at least one drainage-body element (10), at least one first shaft element (11) and at least one second shaft element (12), wherein a treatment element (13) is located in the first shaft element (1) between a fluid inlet (14), and a fluid outlet (15), a throttle element (16) is located in the second shaft element (12) between a fluid inlet (17) and a fluid outlet (18), and the shaft elements (11, 12) are or can be fluidically connected to one or more drainage-body elements (10).

Abstract: The drain pipe end debris cap is a mechanical structure. The drain pipe end debris cap is adapted for use in the drainage of soil. The drain pipe end debris cap is a fluid transfer structure that: a) drains water that collects at a collection point; b) transports the drained water underneath the ground; and, c) disperses the drained water into the ground. The drain pipe end debris cap comprises a fluid permeable tubular structure, a filter cap, and a closing cap. The filter cap and the closing caps enclose the open ends of the fluid permeable tubular structure to prevent debris from accumulating within the fluid permeable tubular structure.

Abstract: Sewage flowing into a second water branching device is accurately controlled to separate into the following: sewage with a maximum sewage volume that can be discharged into a public water body W, the sewage sequentially passing through a first regulating tank, a first orifice, a second regulating tank, a second orifice, a third regulating tank and a third orifice to flow into a second discharge pipe; and sewage with an excess sewage volume, the sewage overflowing first to third overflow weirs to flow into an inflow pipe for a regulating reservoir.

Abstract: A stormwater treatment system and method for removing sediment, chemical pollutants, and debris from stormwater runoff by utilizing bioretention practices including physical, chemical and biological processes. Stormwater is directed into a primarily open-bottomed, multi-dimensional container whereby entrained sediment and other transportable materials are filtered and treated through a media filter layer consisting of inorganic and/or organic materials. A live plant (preferably a tree) situated within the container with roots resident in the media filter layer with the ability for expansion beyond the perimeter of the container through openings in one or more sidewalls. The treated water may be further conveyed beyond the perimeter of the container by additional openings and/or piping. A vertically positioned overflow/bypass/clean out piping apparatus may be included within the stormwater treatment system to provide additional water conveyance.

Abstract: A skimmer for use in a manhole includes a frame and cladding. The frame includes an adjustable arc having an adjustable overall length and including an arced member, a first side member and a second side member. The arced member has a first end and a second end opposite the first end and defining a curve therebetween. The first side member is slidably adjustable relative to a first end of the arced member and selectively coupled thereto in one of a plurality of predefined first side member positions. The second side member is slidably adjustable relative to a second end of the arced member and selectively couplable thereto in one of a plurality of predefined second side member positions. The cladding covers a substantially entirety of one side of the frame.

Abstract: Soil form structure for supporting hardscape and corresponding vehicle, pedestrian traffic, and other loads while maintaining uncompacted or loosely compacted soil underneath. A number of cell structures may be coupled to each other, where each cell has a strong yet lightweight and open structure that can accept uncompacted soil, vegetation roots, utilities, and the like within at least approximately 85-90% of its volume, while also allowing hardscape to be poured or formed thereon. Thus, cell structures allow for hardscape to be integrally formed with the cell structures, without need for an underlying layer of highly compacted soil or other hardscape support.

Abstract: An apparatus and method for separating solid matter from liquid matter includes a container, a gas buster, a trough, a winch, and a filter. The gas buster is positioned above the container to dissipate energy associated with incoming solid matter and liquid matter. The trough is positioned below an outlet of the gas buster and has a bottom sloping from a high end to a low end with an opening at the low end. The filter is positionable below the opening of the trough in a way that the solid matter and the liquid matter passing from the opening of the trough enter the filter wherein the liquid matter passes through the filter and into the container and the solid matter is collected in the filter. The filter is removable from the container to permit the amount of solid matter collected in the filter to be determined.

Abstract: A fluid management system including an inlet configured to receive pre-processed fluid is provided. The system includes a filtering apparatus configured to remove contaminants from the pre-processed fluid. The filtering apparatus includes a plate having a first opening. A first manifold pipe is disposed on the plate and includes one or more perforations and a second opening at least partially aligned with the first opening. A second manifold pipe is disposed on the plate and includes one or more perforations. Filter media is disposed between the first manifold pipe and the second manifold pipe and is configured to separate the contaminants from the pre-processed fluid. The system also includes an outlet coupled to the second manifold pipe to receive processed fluid from the filtering apparatus.

Abstract: The embodiments of the present disclosure provide a system for removing particulates from liquid. The system may comprise a base, a tubular body extending upwardly from the base, a liquid quality device located above the base, a sump region located between the base and the liquid quality device, and a plurality of drag-inducing portions positioned in the sump region and projecting inwardly toward a central axis of the sump region. The tubular body may comprise an inlet and an outlet. The plurality of drag-inducing portions may comprise a first set of drag-inducing portions, a second set of drag-inducing portions, a third set of drag-inducing portions, and a fourth set of drag-inducing portions. The first, second, third, and fourth sets of drag-inducing portions may be positioned equidistant from each other and at a same height around a perimeter of the sump region.

Abstract: A stormwater collection, treatment, and aquifer replenishment installation includes a stormwater drain for receiving surface stormwater, a dry well downwardly extending underground to an outlet proximate to a water table over an aquifer, a tank structure at least partially disposed underground and coupled with the stormwater drain and the dry well in stormwater communication, a stormwater treatment system enclosed within the tank structure between the stormwater drain and the dry well for converting surface stormwater into treated stormwater, the tank structure for conducting surface stormwater to the stormwater treatment system between the stormwater drain and the dry well, and the dry well for receiving and gravity feeding treated stormwater from stormwater treatment system to the outlet.

Abstract: A method for installing a liquid quality system into a containment structure, wherein the liquid quality system includes a liquid quality device and at least one drag-inducing assembly, wherein the at least one drag-inducing assembly includes at least one supporting portion and at least one drag-inducing portion, wherein when the liquid quality device is installed a sump region is formed below, is provided. The method may include mounting, at least partially in the sump region, the at least one supporting portion onto a sidewall of the containment structure. The method may also include attaching the at least one drag-inducing portion to the at least one supporting portion. The method may also include mounting the liquid quality device in the containment structure.

Abstract: A separator, for separating solids from a liquid, comprises a hydrodynamic separator, a first filtration device, a first backwash device, a second filtration device, and a second backwash device. The first filtration device comprises a first inlet at a first level for receiving at least a first portion of the liquid from the hydrodynamic separator, and a first filter for filtering the first portion of the liquid received via the first inlet. During filtration of the first portion of the liquid, the first portion of the liquid passes through the first filter away from the first inlet and a first portion of solids is retained by the first filter. The first filter is located between the first inlet and the first backwash device.

Abstract: A biofuel product having constituents selected from the group including fat, oil and/or grease components. A container is formed of a biodegradable material having a multiplicity of openings of a size and shape adapted for allowing the fat, oil and/or grease components to pass through the openings to an interior area of the container. An absorbent capture material is positioned in the container and holds a quantity of the fat, oil and/or grease. The container, capture material and fat, oil and/or grease collectively include the biofuel product.

Abstract: A method, system, and apparatus directed to an innovative approach for the treatment of stormwater utilizing hydrodynamic separator assembly designed to maximize flow movement for more efficient sediment removal and maximize water flow control.

Abstract: A rod having a substantially-cylindrical shape with both ends being covered is provided to a lid body, which covers an upper end surface of a case having a bottomed substantially-cylindrical shape, the rod protruding in the case. A first hole is formed in a portion of a side surface of the rod, which is exposed to the inside of the case. Further, an air vent pit (passage) is formed in the lid body, and a second hole is formed in a portion of the side surface of the rod, which is exposed to the inside of the air vent pit. A moving member moves along the rod from a first position at which the moving member does not cover the first hole and a second position at which the moving member covers the first hole.

Abstract: Structures, methods, and assemblies for stormwater management systems with one or more internal bypass features incorporated into a vault-shaped enclosure are described, along with methods and additional structures that are useful for managing stormwater flow and inhibiting the flow of pollutants, debris, and other contaminants into drainage systems. A first compartment disposed within the vault and comprising a removable bypass pipe, a baffle wall adjacent to the bypass pipe, a screened floatables baffle attached to the baffle wall, and a fluid-conveyance opening disposed along the baffle wall are described. A fluid-conveyance opening is located below the top of a bypass pipe, and a second compartment is in fluid communication with the first compartment through the fluid-conveyance opening. A second compartment is adapted to incorporate a filtration cartridge.

Abstract: A method, system, and apparatus directed to an innovative approach for the treatment of stormwater utilizing hydrodynamic separator assembly designed to maximize flow movement for more efficient sediment removal and maximize water flow control.

Abstract: To provide a semiconductor device which can be stably operated while achieving a reduction of the power consumption. A semiconductor device includes a CPU, a system controller which designates an operation speed of the CPU, P-type SOTB transistors, and N-type SOTB transistors. The semiconductor device is provided with an SRAM which is connected to the CPU, and a substrate bias circuit which is connected to the system controller and is capable of supplying substrate bias voltages to the P-type SOTB transistors and the N-type SOTB transistors. Here, when the system controller designates a low speed mode to operate the CPU at a low speed, the substrate bias circuit supplies the substrate bias voltages to the P-type SOTB transistors and the N-type SOTB transistors.

Abstract: A fluid management system including an inlet configured to receive pre-processed fluid is provided. The system includes a filtering apparatus configured to remove contaminants from the pre-processed fluid. The filtering apparatus includes a plate having a first opening. A first manifold pipe is disposed on the plate and includes one or more perforations and a second opening at least partially aligned with the first opening. A second manifold pipe is disposed on the plate and includes one or more perforations. Filter media is disposed between the first manifold pipe and the second manifold pipe and is configured to separate the contaminants from the pre-processed fluid. The system also includes an outlet coupled to the second manifold pipe to receive processed fluid from the filtering apparatus.

Abstract: A modular porous swale. The modular porous swale may comprise a porous concrete block and filtration joint. The porous concrete block may snugly fit within a trench having a lower portion filled with an absorption media. The absorption media may include gravel, activated alumina, bone char, or an activated alumina and bone char mixture. The porous concrete block may have a top surface inwardly-sloped to a nadir. The filtration joint may be disposed within the porous concrete block and along the nadir. The liner may cover one or more sides of the porous concrete block. The perforated pipe may be located within the absorption media. The filtration joint may substantially align above a portion of the perforated pipe when the modular porous swale is installed within the trench.

Abstract: An underground stormwater management system comprising a sediment settling chamber, a plurality of stormwater management cells, and a trash capturing net. The sediment settling chamber has a sediment settling chamber floor and a discharge port located at a higher elevation than the sediment settling chamber floor. The plurality of stormwater management cells are located adjacent each other, and each cell comprises a body portion and an internal region, and is adapted to permit passage of stormwater into and out of the internal region of such cell. The plurality of stormwater management cells combine to form a stormwater management chamber downstream of the sediment settling chamber and in fluid communication with the sediment settling chamber. The trash capturing net is at least partially located within the stormwater management chamber and is adapted and configured to capture trash and debris in stormwater discharged from the discharge port.

Abstract: A stormwater collection, treatment, and aquifer replenishment installation includes a stormwater drain for receiving surface stormwater, a dry well downwardly extending underground to an outlet proximate to a water table over an aquifer, a tank structure at least partially disposed underground and coupled with the stormwater drain and the dry well in stormwater communication, a stormwater treatment system enclosed within the tank structure between the stormwater drain and the dry well for converting surface stormwater into treated stormwater, the tank structure for conducting surface stormwater to the stormwater treatment system between the stormwater drain and the dry well, and the dry well for receiving and gravity feeding treated stormwater from stormwater treatment system to the outlet.

Abstract: Disinfection apparatus having submersible disinfection devices for disinfecting fluid. The disinfection apparatus includes: a pipe having one or more linear segments; one or more disinfection devices installed on the pipe, each of the one or more disinfection devices generating light for disinfecting fluid in a linear segment of the pipe; and a controller electrically coupled to the one or more disinfection devices and controlling the one or more disinfection devices. Another embodiment of the disinfecting apparatus includes; side and bottom walls and a lid that define an enclosed chamber; an inlet and outlet for communicating fluid to the enclosed chamber; a plurality of disinfection devices disposed on the side wall, each of the plurality of disinfection devices generating light for disinfecting fluid inside the enclosed chamber; and a controller electrically coupled to the plurality of disinfection devices and controlling the plurality of disinfection devices.

Abstract: A liquid quality system for removing particulates from liquid (e.g., storm-water runoff). The system can include tubular portion (e.g., a manhole). The tubular portion has an inlet and an outlet. The system includes liquid quality device. The liquid quality device includes a partitioning portion. The partitioning portion has a first region including a funnel shape with a sump inlet aperture. The partitioning portion also has a second region including a sump outlet aperture and optionally a sump access aperture. A sump region is located between a base portion and the partitioning portion, wherein a flow of the liquid travels from the inlet in the tubular portion, into the funnel, through the sump inlet aperture, into the sump region, through the sump outlet aperture, and out the outlet of the tubular portion. At least one drag-inducing portion is positioned proximate the tubular portion in the sump region and projecting inwardly towards a central axis of the sump region.

Abstract: A catch basin that configured to receive runoff water includes a first tube, a second tube, and a perforated cap. The first tube extends downward from an upper end to a lower end of the catch basin. The first tube has a first cross-sectional area that is defined along a first plane that extends horizontally though the first tube. The second tube extends horizontally outward from the lower end of the first tube at position that is below the upper end. The second tube is in fluid communication with the first tube and has a second cross-sectional area that is defined along a second plane that extends horizontally though the second tube, wherein the second cross-sectional area is greater than the first cross-sectional area. The perforated cap is secured to a horizontal end of the second tube.

Abstract: A separator unit includes a tank defining an internal volume and having an inlet and an outlet. An insert is provided within the tank, the insert including a down cylinder substantially centrally disposed within the tank and a baffle assembly at an external side of the down cylinder. The baffle assembly defines first and second inlet flumes for flowing incoming water from an external side of the down cylinder to an internal volume within the down cylinder. Inward ends of the first and second inlet flumes are positioned and oriented to create first and second vortex flows that progress downward within the internal volume, wherein a rotational direction of the first vortex flow is opposite a rotational direction of the second vortex flow in top plan view.

Abstract: A stormwater collection, treatment, and aquifer replenishment installation includes a stormwater drain for receiving surface stormwater, a dry well downwardly extending underground to an outlet proximate to a water table over an aquifer, a tank structure at least partially disposed underground and coupled with the stormwater drain and the dry well in stormwater communication, a stormwater treatment system enclosed within the tank structure between the stormwater drain and the dry well for converting surface stormwater into treated stormwater, the tank structure for conducting surface stormwater to the stormwater treatment system between the stormwater drain and the dry well, and the dry well for receiving and gravity feeding treated stormwater from stormwater treatment system to the outlet.

Abstract: Individual hexagonal shaped modules used in an assembly for underground storage of storm water and other fluid storage needs. Modules are assembled into a resultant honeycomb shape for maximized structural strength and material use efficiency. Adjacent modules are in direct fluid communications with one another via openings or windows in module side walls. Assemblies include various top and side pieces along with access ports for entry into said assembly.

Abstract: A hydrodynamic separator for storm water includes weirs and a first plate within a housing to create a pretreatment area for the storm water. The separator further includes a hollow inner member for inducing rotational flow of water and having an outlet below the first plate which outlet is connected to a lower second plate. Solids further settle from the water in the housing below the lower second plate. A water exit path exists between the two plates.

Abstract: A stormwater management inlet prefilter for system use in green infrastructure which typically includes either biofiltration (e.g. bioretention, tree planters, gravel wetlands) or infiltration (e.g. leech fields, dry wells, infiltration trenches and basins) that both provide recharge of stormwater runoff to groundwater aquifers and treated discharge to surface waters. The system can be used as an edge of curb system, a drop inlet, or inline. The system can be used both in retrofit or new installations and extends the operating life and reduces the maintenance burden of stormwater management systems by filtering out trash and debris at the inlet. The system enables the simplified maintenance of stormwater management systems at the inlet in an accessible location with no special equipment required. Installation is simple and comparable to common catch basins and grates. Preferably, the system is made of pre-cast concrete, HDPE, and stainless steel and is resistant to rust and rot from corrosive winter runoff.

Abstract: A method of water treatment includes flowing water that includes nitrogen and phosphorus compounds through a sorption media composition within at least one chamber of a water treatment system. The composition comprises iron filings comprising at least 5 volume (vol) % of the composition, sand particles comprising at least 10 vol % of the composition; and clay particles comprising at least 2 vol % of the composition. The iron filings, sand particles, and clay particles are mixed together. During the flowing the clay particles attract the nitrogen and phosphorus compounds which become absorbed onto a surface of the iron filings and the clay resulting in a removal of the nitrogen and phosphorus compounds and the generation of reaction products. Nitrogen and phosphorus are then recovered from the reaction products.

Abstract: A sump system includes a catch basin and a sump pump. The catch basin is configured to receive runoff water. The catch basin has an upper end and a bottom surface. The catch basin defines a vertical chamber and a horizontal chamber. The vertical chamber extends downward in a vertical direction from the upper end to a first portion of the bottom surface. The horizontal chamber intersects the first chamber to form an intersecting region. The horizontal chamber is defined by an upper surface and a second portion the bottom surface. The horizontal chamber extends outwardly in a horizontal direction from an outer periphery of the first chamber and has a vertical dimension that extends upward from the bottom surface to the upper surface. The upper surface is positioned below the upper end. The sump pump is disposed within the catch basin.

Abstract: A frameless, modular connector pipe screen insert designed for installation within storm water infrastructure, including a catch basin, for the treatment of storm water by removing trash and debris from incoming water flow. The connector pipe screen is optimally designed with perforation sizes and void areas to remove trash and debris; thereby preventing further pollution of nearby water systems including rivers, lakes, and oceans.

Abstract: A sheet for use in ground works, the sheet having an upper face with an plurality of openings therein, a lower face configured so as to permit liquid to drain through the sheet and a spacing arrangement to separate the upper face from the lower face and define a volume therebetween, where the volume is capable of receiving an infill material via the openings in the upper face. The lower face of the sheet is configured to be interengageably secured to an upper face of a similar further sheet.

Abstract: A method, system, apparatus, and computer program products provides the ability to dynamically define and generate inlet spacing along a road in a building information model (BIM) computer aided design (CAD) three dimensional (3D) model. A representation of a road is acquired in the BIM CAD 3D model, wherein the representation includes a geometry. An inlet spacing is defined for the road. Inlet locations for inlets are determined based on the inlet spacing. A determination is made regarding whether the inlet spacing and inlets satisfy design rules for the road. When the inlet spacing and/or inlets fail to satisfy the design rules, a different inlet spacing is selected from a group of preset integers, and the process repeats until the design rules are satisfied.

Abstract: A Composite Filter Sock Assembly includes a Compost Filter Sock and Secondary Tubular Seam Filling Device configured to be wedged beneath the compost filter sock, whereby the compost filter sock provides a pinning pressure to the Secondary Tubular Seam Filling Device and wherein the compost filter sock has a nominal diameter of 2-12 times a diameter of a tubular element of the Secondary Tubular Seam Filling Device. The Tubular Element may be least partially filled with a swell-able material such as sphagnum peat moss and may include a fastening mechanism on an exterior surface configured to facilitate coupling to a mesh tube of a compost filter sock.

Abstract: A fluid collection and retention system is provided. In some embodiments, the system is integrated with and comprises a retaining wall structure, and the retaining wall structure forms at least a portion of an enclosed volume of a module for collecting and storing fluid. Various features of a fluid retention module and related supporting structures are also provided.

Abstract: The present invention concerns a gabion (1) comprising: a cage (10) basically box-shaped, made up of a bottom (11), two frontal walls (12, 13) and two side walls (14, 15). That bottom, frontal and side walls are all formed from meshes respectively (11.1, 12.1, 13.1, 14.1, 15.

Abstract: A filtration device comprising a media basket, a baseplate, and a canister. The media basket is affixed to the baseplate. The canister has a cavity therein and is detachably coupled with the baseplate to enclose the media basket. The media basket contains a porous filtration material that efficiently removes contaminants from liquid. The device is configured to establish a first siphon to convey liquid from outside the device into the canister cavity through a canister pipe when a liquid level outside the filtration device is higher than the top of the weir in the canister pipe and configured to establish a second siphon to convey liquid from canister cavity through the top of a center riser pipe and out an outlet pipe when the first siphon has been established and the liquid level outside the filtration device is higher than the top of the center riser pipe.